+
+ # update and commit the bounding box, now that way nodes
+ # have been updated and we're in a transaction.
+ changeset.update_bbox!(bbox) unless nodes.empty?
+
+ # tell the changeset we updated one element only
+ changeset.add_changes! 1
+
+ changeset.save!
+ end
+ end
+
+ def update_from(new_way, user)
+ check_consistency(self, new_way, user)
+ if !new_way.preconditions_ok?
+ raise OSM::APIPreconditionFailedError.new
+ end
+ self.changeset_id = new_way.changeset_id
+ self.tags = new_way.tags
+ self.nds = new_way.nds
+ self.visible = true
+ save_with_history!
+ end
+
+ def create_with_history(user)
+ check_create_consistency(self, user)
+ if !self.preconditions_ok?
+ raise OSM::APIPreconditionFailedError.new